BE741075A - - Google Patents
Info
- Publication number
- BE741075A BE741075A BE741075DA BE741075A BE 741075 A BE741075 A BE 741075A BE 741075D A BE741075D A BE 741075DA BE 741075 A BE741075 A BE 741075A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/187—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features
- G11B5/255—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features comprising means for protection against wear
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/62—Record carriers characterised by the selection of the material
- G11B5/72—Protective coatings, e.g. anti-static or antifriction
- G11B5/725—Protective coatings, e.g. anti-static or antifriction containing a lubricant, e.g. organic compounds
- G11B5/7253—Fluorocarbon lubricant
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C13/00—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
- G11C13/04—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam
- G11C13/06—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam using magneto-optical elements
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Record Carriers (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
- Paints Or Removers (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US77272968A | 1968-11-01 | 1968-11-01 | |
| US84384069A | 1969-07-22 | 1969-07-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE741075A true BE741075A (enExample) | 1970-04-01 |
Family
ID=27118645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE741075D BE741075A (enExample) | 1968-11-01 | 1969-10-31 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE741075A (enExample) |
| DE (1) | DE1954593A1 (enExample) |
| FR (1) | FR2022397A1 (enExample) |
| GB (1) | GB1291465A (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2447072A1 (fr) * | 1979-01-17 | 1980-08-14 | Cii Honeywell Bull | Corps contenant au moins un transducteur de lecture et/ou d'enregistrement des informations contenues sur un support |
| DE2907775C2 (de) * | 1979-02-28 | 1983-03-10 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zur Herstellung von Dielektrikumsschichten durch Polymerisation von Gasen mittels Glimmentladung auf einem Substrat und deren Verwendung |
| FR2461996A1 (fr) * | 1979-07-18 | 1981-02-06 | Matsushita Electric Industrial Co Ltd | Support d'enregistrement magnetique |
-
1969
- 1969-10-29 GB GB53056/69A patent/GB1291465A/en not_active Expired
- 1969-10-30 DE DE19691954593 patent/DE1954593A1/de active Pending
- 1969-10-31 FR FR6937547A patent/FR2022397A1/fr not_active Withdrawn
- 1969-10-31 BE BE741075D patent/BE741075A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR2022397A1 (enExample) | 1970-07-31 |
| GB1291465A (en) | 1972-10-04 |
| DE1954593A1 (de) | 1970-07-09 |